Home / 47,908.48-66,141.12-32,019.84

Finding the Fourth Proportional to 47,908.48, 66,141.12 and 32,019.84

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Solution

The fourth proportional to 47,908.48, 66,141.12 and 32,019.84 is: 44,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.48 : 66,141.12 = 32,019.84 : x
  2. Step 2: Convert to fraction form
    47,908.48/66,141.12 = 32,019.84/x
  3. Step 3: Cross multiply
    47,908.48x = 66,141.12 × 32,019.84
  4. Step 4: Simplify right side
    47,908.48x = 2,117,828,079.82
  5. Step 5: Solve for x
    x = 2,117,828,079.82/47,908.48
  6. Step 6: Final answer
    x = 44,205.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.